Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/19/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/20/2021 21:55:17 -0.01,-127.82 -0.02,-127.99 18.75 80
2 04/21/2021 21:39:12 -0.01,-127.79 0.97,-123.45 494.30 80
3 04/23/2021 10:00:58 0.02,-127.74 0.23,-128.71 110.76 80
4 04/24/2021 09:39:33 0.01,-127.70 -0.76,-124.17 401.10 80
5 04/25/2021 22:01:28 -0.02,-127.62 -0.45,-129.47 210.89 80
6 04/26/2021 21:45:23 -0.01,-127.58 0.60,-124.95 301.39 80
7 04/28/2021 10:07:10 0.02,-127.54 0.60,-130.20 303.62 80
8 04/29/2021 09:45:44 0.01,-127.49 -0.40,-125.67 207.41 80
9 04/30/2021 22:07:39 -0.02,-127.39 -0.80,-130.96 407.17 80
10 05/01/2021 21:51:34 -0.02,-127.34 0.19,-126.42 104.32 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2021
SNOs_Map_GOES-15_NPP_20210419.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/19/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP